# How to create an .i3dm or .b3dm file?

**URL:** <https://community.cesium.com/t/how-to-create-an-i3dm-or-b3dm-file/18753>\
**Category:** CesiumJS\
**Created:** [May 24, 2022, 4:59pm UTC](https://community.cesium.com/t/how-to-create-an-i3dm-or-b3dm-file/18753 "2022-05-24T16:59:36Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![lkaval](https://sea2.discourse-cdn.com/cesium/user_avatar/community.cesium.com/lkaval/32/3476_2.png) [@lkaval](https://community.cesium.com/u/lkaval)\
**Post date:** [May 24, 2022, 4:59pm UTC](https://community.cesium.com/t/how-to-create-an-i3dm-or-b3dm-file/18753/1 "2022-05-24T16:59:36Z")

</div>

As far as I can tell, there’s no Cesium tool to turn .obj files to .i3dm/.b3dm without using Cesium Ion. You also can’t edit the batch table in an existing .b3dm file?

How am I supposed to go from a .obj to a 3DTileset?